Artificial Intelligence, Volumen1McGraw-Hill, 1983 - 436 páginas What is artificial intelligence?; Problem solving; Problems and problem spaces; Basic problem-solving methods; Game playing; Knowledge representation; Knowledge representation using predicate logic; Knowledge representation using other logics; Structured representation of knowledge; Advanced topics; Advanced problem-solving systems; Natural language understanding; Perception; Learning; Implementing A.lI. systems: languages and machines; Conclusion; References; Index. |
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Página 170
... occur check ) . This should be possible since no two clauses will ever share variables . If x occurs in one , f ( x ) cannot occur in another . But sup- pose the unification procedure is given the following two clauses : ( p x ( fx ) ...
... occur check ) . This should be possible since no two clauses will ever share variables . If x occurs in one , f ( x ) cannot occur in another . But sup- pose the unification procedure is given the following two clauses : ( p x ( fx ) ...
Página 201
... occur . And goals often tend to occur in clusters , forming goal packages of some sort . A good system for the representation of complex structured knowledge in a particular domain should possess the following four properties ...
... occur . And goals often tend to occur in clusters , forming goal packages of some sort . A good system for the representation of complex structured knowledge in a particular domain should possess the following four properties ...
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... occur . The end of the chain is the set of results , which may enable later events or event sequences ( possibly described by other scripts ) to occur . Within the chain , events are connected both to earlier events that make them ...
... occur . The end of the chain is the set of results , which may enable later events or event sequences ( possibly described by other scripts ) to occur . Within the chain , events are connected both to earlier events that make them ...
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A.I. programs algorithm answer applied approach appropriate arcs ARMEMPTY Artificial Intelligence backtracking best-first search blocks world branching factor breadth-first search Caesar Chapter chess clauses CLEAR(A complete concept conceptual dependency consider constraints contains database described discussed domain example exploit explore fact frame game tree goal grammar graph heuristic heuristic function important input INTERLISP ISA links John knowledge representation labelings LISP Marcus match methods minimax move MYCIN natural language necessary node objects ON(B operators parsing particular path performed possible preconditions predicate logic probabilistic problem problem-solving produce production system PROLOG propositional logic question reasoning representing knowledge rules Schank script search procedure search process Section semantic net sentence shown in Figure simple situation slots solution solve specific stack statements step strategy structure successors Suppose syntactic task techniques theorem things tion tree true understanding variety